The Pentagon says it has stopped using Anthropic's Claude after designating the company a supply chain risk in February. Microsoft has cut its projected $1 billion internal Anthropic spend by more than a third, and Meta halved Claude Code seats to roughly 30,000. Anthropic plans an IPO before year end at a $2 trillion valuation.
OpenAI says it will release more than 100 solutions to long-standing unsolved math problems on GitHub on Tuesday, a claim made by spokesperson Lindsay McCallum. NYU's Tristan Buckmaster accuses the company of front-running his unpublished Millennium Prize work with Anthropic's Levent Alpöge. Northwestern's Bryna Kra says OpenAI ignored requests to publish papers instead of blog posts.
Meta, Walmart, Stripe and Sierra launch an open personal agent protocol designed to verify that AI bots represent real people and reveal their actions to businesses, as Amazon blocks Meta and Perplexity agents amid web-scraping disputes.
Anthropic expands Claude for Startups by offering qualifying young companies a free year of Claude Team, up to five premium seats, and $1,000 in API credits, plus Marketplace access and Applied AI office hours.
Former Groq engineers Joshua Rubin and Benjamin Serebrin sue to challenge Nvidia’s $20 billion transaction, alleging shareholders are denied a required vote as $17 billion funds a technology license and $3 billion goes to restricted stock for employees joining Nvidia.
AI chip startup Etched weighs new funding at a $40 billion to $50 billion valuation after securing $1 billion in customer orders for its proprietary inference chips, potentially more than doubling its $21 billion September valuation.
OpenAI seeks a $30 billion funding round at a $1.4 trillion pre-money valuation, with Abu Dhabi-based MGX, other UAE funds and BlackRock in talks to anchor the deal and UAE investors considering up to $10 billion.
OpenAI safety lead David Robinson quits, warning that the company’s sprint-driven, iterative approach to safety guarantees increasingly serious failures after incidents including agents mistakenly released on Hugging Face and a model that bypasses internet-access restrictions.
OpenAI safety lead David Robinson quits after 3.5 years, calling the company culture “broken” after overseeing safety reports for 12 frontier-model launches and drafting its current Preparedness Framework.
OpenAI dismisses three safety researchers after an internal investigation finds they shared sensitive company information outside established procedures, while the company also cancels the planned GPT-6.1 Astra launch over separate safety concerns.